R (2) Make sure that the parts retained from the removed component are
R clean and in the correct condition.
R (3) Do an inspection of the component interface and/or the adjacent area.
R (4) Lubricate the applicable O-ring (5) or O-ring (12) with FUELS
R (Material No. 01-001) or COMMON GREASE (Material No. 04-012).
R Subtask 28-11-42-420-050-A
R B. Installation of the Clack Valve (RIB 2)
R (1) To install the seating (4) or (13):
R (a) Install the applicable O-ring (5) or (12) in the seating (4) or
R (13).
R (b) Apply a thin layer of SEALANTS (Material No. 09-017) below the
R heads and around the shanks of the screws (10) or (11).
R NOTE : Make sure that no sealant touches the interface of the____
R seating (4) or (13) and the rib.
R (c) Install the seating (4) or (13) with the screws (10) and/or (11).
R (d) Loosely install the washers (6) and the nuts (7) on the screws
R (10) or (11).
R (e) Engage a hexagon key in the recess of the screws (10) or (11) to
R prevent movement and tighten the nuts (7).
R (f) Apply SEALANTS (Material No. 09-017) to the nuts (7) and the
R screw heads (10) or (11).
R (2) To install the clack valve (9) to the seating (4) or (13):
R (a) Install the clack valve (9) with the spindle (8) and the
R distance-tubes (1).
R (b) Install the collar (2) on the spindle (8) and install:
R - a new cotter pin (3) for the seating (13)
R - a new cotter pin (3) for the seating (4).
R Subtask 28-11-42-710-050-A
R C. Operational Test of the Clack Valve
R R (1) Make sure that the clack valve (9) and the spindle (8) are free to move in seating (4) or (13).
R R (2) Make sure that the clack valve (9) is flat against the seating (4) or (13) when closed.
R **ON A/C ALL
5. Close-up________
Subtask 28-11-42-410-050
A. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Carefully close the applicable surge door: - to close the forward surge door, remove the HOOK-COVER (RIB 2 SURGE DOORS), - to close the aft surge door, remove the HOOK-COVER (RIB2-SURGE DOORS).
(3) Install the applicable access panel 540AB, 640AB, (Ref. TASK 28-10-00-910-002), (Ref. TASK 57-27-11-400-001).
Subtask 28-11-42-650-054
B. Fuel Configuration
(1) Refuel, defuel or transfer fuel as necessary (Ref. TASK 12-11-28-650-003), (Ref. TASK 28-25-00-650-001) or (Ref. TASK 28-25-00-869-001).
Subtask 28-11-42-942-050
C. Removal of Equipment
(1) Remove the safety barriers.
(2) Remove the access platform(s).
(3) Remove the ground support and maintenance equipment, the special and
standard tools and all other items.
1EFF : ALL 1 28-11-42Page 415 1 1 May 01/04 1 1 1CES 1 1EFF : 301-399, 1 28-11-42Page 416 1 1 May 01/04 1 1 1CES 1R B. Referenced Information
R **ON A/C 301-399,
R TASK 28-11-42-000-002
R Removal of the Clack Valve 214QM(216QM), 215QM(217QM)
R WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU_______
R START A TASK ON OR NEAR:
R - THE FLIGHT CONTROLS
R - THE FLIGHT CONTROL SURFACES
R - THE LANDING GEAR AND THE RELATED DOORS
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